Frank Crespo
NPI 1578174231 · Physician Assistant · Hayward, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frank Crespo is a Physician Assistant provider in Hayward, CA (NPI 1578174231).
Provider details
- NPI number
- 1578174231
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- PA59713 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-14
- Last updated
- 2025-10-22
- Certified
- 2025-10-22
Frequently asked questions
- What is Frank Crespo's NPI number?
- Frank Crespo's National Provider Identifier (NPI) is 1578174231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frank Crespo's specialty?
- Frank Crespo is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Frank Crespo located?
- Frank Crespo's practice location on file with NPPES is 27200 Calaroga Ave, Hayward, CA 94545-4383.
- What is Frank Crespo's phone number?
- The practice phone number listed in the NPPES registry for Frank Crespo is (510) 264-4000.
- Does Frank Crespo accept Medicare?
- Frank Crespo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frank Crespo's NPI active?
- Yes — Frank Crespo's NPI (1578174231) is active in the NPPES registry as of the last update on 2025-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.